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Mixed Minerals

Friday, 12 May 2023 05:00 PM

Introducing the "Mixed Minerals" gallery which is part of our New Additions galleries. This gallery contains mineral specimens for sale including albite, chrysocolla, ferristrunzite, galena, homilite, and joteite and more from places like Organ dist., Dona Ana Co., New Mexico, United States, Oro Grande, Otero Co., New Mexico, United States, Mont-des-Groseillers, Blaton, Mons, Henegouwen, Belgium, Huanzala mine, Huallanca dist., Huánuco, Peru, Stokkøya, Langesundsfjorden, Larvik, Vestfold, Norway, and Jote mine, Pampa Larga dist., Tierra Amarilla, Copiapó, Atacama, Chile.

Albite

on Orthoclase - #61670

$75.00 - Available
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Locality: Organ dist., Dona Ana Co., New Mexico, United States
Formula: NaAlSi₃O₈
Availability: Available
Price: $75.00
Size: 11.5 x 9 x 6.5 cm - Cabinet
Tagged: pegmatite mineral

Thick tabular crystals of Albite overgrown on pink Orthoclase.

Albite

Formula: NaAlSi₃O₈
Crystal System: Triclinic
Crystal Habit: Blocky, Striated, Granular
Cleavage: Perfect, Good, None
Luster: Vitreous (Glassy)
Color: white, gray, greenish gray, bluish green, gray
Streak: white
Class: Triclinic - Pinacoidal
Fracture: Uneven
Hardness: 7

Mineralpedia: View Albite
On Dakota Matrix: Previously Sold Albite
On Dakota Matrix: Other Available Albite
WebMineral: View Albite
Mindat: View Albite

SOLD

Chrysocolla

#BAC61668

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Locality: Oro Grande, Otero Co., New Mexico, United States
Formula: (Cu,Al)₂H₂Si₂O₅(OH)₄·nH₂O
Availability: Sold
Size: 8 x 4 x 2.5 cm - Sm Cabinet
Tagged: copper

Drusy quartz on blue Chrysocolla.

Chrysocolla

Formula: (Cu,Al)₂H₂Si₂O₅(OH)₄·nH₂O
Crystal System: Orthorhombic
Crystal Habit: Botryoidal, Earthy, Stalactitic
Cleavage: None, None, None
Luster: Vitreous - Dull
Color: green, bluish green, blue, blackish blue, brown
Streak: light green
Class: Orthorhombic
Fracture: Brittle - Sectile
Hardness: 2.5-3.5

Collection: William & Anne Cook Collection

Mineralpedia: View Chrysocolla
On Dakota Matrix: Previously Sold Chrysocolla
On Dakota Matrix: Other Available Chrysocolla
WebMineral: View Chrysocolla
Mindat: View Chrysocolla

Ferristrunzite

#BAC61669

$85.00 - Available
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Locality: Mont-des-Groseillers, Blaton, Mons, Henegouwen, Belgium
Formula: Fe³⁺Fe³⁺₂(PO₄)₂(OH)₃·5H₂O
Availability: Available
Price: $85.00
Size: 5 x 3 x 2 cm - Miniature
Tagged: phosphate

White radiating, fibrous Ferristrunzite groups to 2mm.

Ferristrunzite

Formula: Fe³⁺Fe³⁺₂(PO₄)₂(OH)₃·5H₂O
Crystal System: Triclinic
Crystal Habit: Acicular, Aggregates
Cleavage: Good, None, None
Luster: Vitreous (Glassy)
Color: brownish yellow, light yellow
Streak: light yellow
Class: Triclinic
Hardness: 4

Mineralpedia: View Ferristrunzite
On Dakota Matrix: Previously Sold Ferristrunzite
On Dakota Matrix: Other Available Ferristrunzite
WebMineral: View Ferristrunzite
Mindat: View Ferristrunzite

SOLD

Galena

#61678

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Locality: Huanzala mine, Huallanca dist., Huánuco, Peru
Formula: PbS
Availability: Sold
Size: 10 x 7 x 5 cm - Cabinet
Tagged: sulfide

Octahedral, hopperd, silvery Galena crystals in a nice group. Very showy and interesting.

Galena

Formula: PbS
Crystal System: Isometric
Crystal Habit: Euhedral Crystals, Massive - Granular, Massive
Cleavage: Perfect, Perfect, Perfect
Luster: Metallic
Color: light lead gray, dark lead gray
Streak: grayish black
Class: Isometric - Hexoctahedral
Fracture: Brittle
Hardness: 2.5

Mineralpedia: View Galena
On Dakota Matrix: Previously Sold Galena
On Dakota Matrix: Other Available Galena
WebMineral: View Galena
Mindat: View Galena

Homilite

#50223

$35.00 - Available
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Locality: Stokkøya, Langesundsfjorden, Larvik, Vestfold, Norway
Formula: Ca₂Fe²⁺B₂Si₂O₁₀
Availability: Available
Price: $35.00
Size: 1.3 x 1 x 0.5 cm - Thumbnail
Special Info: Type Locality

Black, vitreous, crystal grain showing no crystal faces to 8mm.

Homilite

Formula: Ca₂Fe²⁺B₂Si₂O₁₀
Crystal System: Monoclinic
Crystal Habit: Tabular
Cleavage: None, None, None
Luster: Vitreous (Glassy)
Color: black, blackish brown
Class: Monoclinic - Prismatic
Fracture: Brittle
Hardness: 5

Special Info: Type Locality

On Dakota Matrix: Previously Sold Homilite
On Dakota Matrix: Other Available Homilite
WebMineral: View Homilite
Mindat: View Homilite

SOLD

Joteite

with Tapiaite - #61662

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Locality: Jote mine, Pampa Larga dist., Tierra Amarilla, Copiapó, Atacama, Chile
Formula: Ca₂CuAl[AsO₄][AsO₃(OH)]₂(OH)₂(H₂O)₅
Availability: Sold
Size: 4.5 x 3.5 x 3 cm - Miniature
Tagged: arsenate , copper
Special Info: Type Locality

Faint bluish green micro crystals of Joteite with colorless, bladed crystals of Tapiaite. In the photos, all the sparkly reflections are the Tapiaite.

Joteite

Special Info: Type Locality

Mineralpedia: View Joteite
On Dakota Matrix: Previously Sold Joteite
On Dakota Matrix: Other Available Joteite
WebMineral: View Joteite
Mindat: View Joteite

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